丰满少妇aaaaaa爰片毛片|四虎成人精品一区二区免费网站|丰满的少妇愉情hd高清果冻传媒|欧美老妇交乱视频在线观看|无码人妻av一二区二区三区

Polyester filter screen, also known as sludge dewatering screen series and screw pressure screen, is mainly made of polyester PET. It has the characteristics of acid resistance, alkali resistance, high temperature resistance and wear resistance.
Most of the joints are made of stainless steel, and the pattern of mesh surface is "human" shape, which is easy to be cleaned after the sludge is pressed and filtered. It has the characteristics of fast water permeability and no mud seepage. The series products have different density and permeability, which can meet the needs of sludge dewatering and pressing in different industries.